New Delhi/Bengaluru (Karnataka) [India], March 29 (ANI/NewsVoir): A comfortable wearable assistive technology device for the deaf, a device for pressure injuries and bedsores, a biofluid based diagnostics tool to effectively manage central nervous system diseases and other neurodegenerative conditions, and an AI-powered mobile app that empowers the blind, were the four winning solutions at the recently concluded Techtonic: Innovation in Assistive Technology.